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The stem with its leaves is called a ______
All the stems and leaves of a plant constitutes its ______
Stems originate from the epicotyl and partly from the hypocotyl of the embryo.
Stems support buds and leaves and serve as conduits for carrying water, minerals and food (photosynthates)
Stems place the leaves in favorable positions for exposure to light
the vascular system inside the stem forms a continuous pathway from the root, through the stem, and finally to the leaves
Generally it grows above ground, where it absorbs the light needed for photosynthesis.
A young stem (1 year old or less) with leaves.
A young stem (1 year old or less) that is in the dormant winter stage (has no leaves).
A stem that is more than 1 year old, typically with lateral stems radiating from it.
3 CLASSIFICATION OF STEMS
1. BASED OF TOUGHNESS
➜ Herbaceous stems
➜ Woody stems
2. BASED IN LOCATION
3. BASED IN BRANCHES
Are plant organs which are continuations of the roots usually located above the surface of the soil.
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